package socket;

import java.net.*;
import java.io.*;

public class GreetingServer extends Thread
{
  private ServerSocket serverSocket;

  public GreetingServer(int port) throws IOException
  {
    serverSocket = new ServerSocket(port);
    serverSocket.setSoTimeout(10000);
  }

  public void run()
  {
    while(true)
    {
      try
      {
        System.out.println("等待远程连接，端口号为：" + serverSocket.getLocalPort() + "...");
        Socket server = serverSocket.accept();
        System.out.println("远程主机地址：" + server.getRemoteSocketAddress());
        DataInputStream in = new DataInputStream(server.getInputStream());
        System.out.println(in.readUTF());
        DataOutputStream out = new DataOutputStream(server.getOutputStream());
        out.writeUTF("谢谢连接我：" + server.getLocalSocketAddress() + "\nGoodbye!");
        server.close();
      }catch(SocketTimeoutException s)
      {
        System.out.println("Socket timed out!");
        break;
      }catch(IOException e)
      {
        e.printStackTrace();
        break;
      }
    }
  }
  public static void main(String [] args)
  {
    int port = Integer.parseInt(args[0]);
    try
    {
      Thread t = new GreetingServer(port);
      t.run();
    }catch(IOException e)
    {
      e.printStackTrace();
    }
  }
}
